1. Tribe BAMBUSEAE - China

82POACEAEArundinaria macclureana Bor, Kew Bull. [12] 1957: 420.1958; Borinda macclureana (Bor) Stapleton; B. setosa (T. P.Yi) Stapleton; Fargesia setosa T. P. Yi; Sinarundinariamacclureana (Bor) C. S. Chao & G. Y. Yang.Rhizome neck 3–5 cm, 4–20 mm in diam. Culms 1–7 m,0.5–3.5 cm in diam.; internodes terete, 18–28(–53) cm, initiallysparsely white powdery, initially densely brown or gray-brownsetose below each node, longitudinal ribs prominent; wall 2–8mm thick; supra-nodal ridge weakly prominent; sheath scarprominent, initially brown setose. Branches 3–7 per node,deflexed, subequal. Culm sheaths persistent or gradually deciduous,narrowly triangular, slightly longer than internodes, leathery,densely brown-yellow to brown setose, longitudinal ribsprominent, margins brown ciliolate or not; auricles absent; oralsetae few, deciduous, erect, purple, 3–12 mm, undulate; liguletruncate or convex, 1–1.5 mm, margins usually serrulate, ciliolate;blade readily deciduous, reflexed, triangular-linear or linear-lanceolate,adaxially slightly pilose, one margin dentateserrulate.Leaves 3–5 per ultimate branch; sheath purple-green,puberulous; auricles obscure or absent, purple; oral setae few,deciduous, curved, purple or yellow-brown, 1.5–3 mm; ligulearcuate or truncate, 0.5–1.5 mm; blade lanceolate, 4–17 × 0.4–1.8 cm, abaxially slightly puberulous, secondary veins 3- or 4-paired, transverse veins weakly prominent, base broadly cuneate,margins spinescent-serrulate. Inflorescences terminal onleafy branchlets, open panicles, 9–12 cm. Spikelets 2–3 cm,tinged with purple; glumes 2, florets 5–7 plus a terminal sterilefloret; lemmas ca. 1.6 cm, awned, awns ca. 2 mm; palea ca. 11mm; lodicules 3, ciliate, 2 lateral ones larger; stamens 3, anthersyellow; style 1, stigmas 2. Caryopses unknown. New shootsJul.● Dominant bamboo in understory of Picea or Pinus densata andQuercus forests; 2100–3800 m. SE Xizang.This is the type species of the genus Borinda.18. Fargesia sylvestris T. P. Yi, J. Bamboo Res. 7(2): 31.1988.德 钦 箭 竹 de qin jian zhuCulms 3–4 m, 0.6–1 cm in diam.; internodes initially graygreen,terete, 11–17 cm, densely white powdery, gray setose;wall 2–3 mm thick; supra-nodal ridges weakly prominent;sheath scar prominent. Branches 6–10 per node, deflexed. Culmsheaths persistent, narrowly rounded, leathery, yellow-brownsetose, longitudinal ribs prominent, margins initially ciliolate,apex triangular; auricles and oral setae absent; ligule truncate,ca. 1 mm, margins initially densely yellow-brown ciliate; bladereadily deciduous, reflexed, linear-lanceolate, glabrous, marginsdentate-serrulate. Leaves 3–5 per ultimate branch; sheath marginsgray-yellow ciliolate; auricles nearly falcate, small; oralsetae few, radiating, ca. 1 mm; ligule purple, truncate, ca. 1mm, margin initially ciliolate; blade narrowly lanceolate, 5–9.2× 0.5–0.8 cm, abaxially densely pilose, secondary veins 3-paired, transverse veins weakly prominent, base cuneate orbroadly cuneate, one margin spinescent-serrulate, other marginobscure. Inflorescence unknown. New shoots Jul.● 3200–3300 m. W Yunnan.19. Fargesia subflexuosa T. P. Yi, J. Bamboo Res. 7(2): 36.1988.曲 秆 箭 竹 qu gan jian zhuRhizome neck 5–10 cm, 1.5–2 cm in diam. Culms slightlyzigzag, 3–6 m, 1.5–3 cm in diam.; internodes gray-green, terete,22–25 cm, initially white powdery and white-gray setose,initially densely yellow setose below node, longitudinal ribsprominent; wall 3–5 mm thick; supra-nodal ridges weaklyprominent to prominent; sheath scar prominent. Branches 3–7per node, erect or deflexed. Culm sheaths deciduous, triangularlynarrowly rounded or narrowly triangular, longer than internodes,leathery, sparsely yellow adnate-setulose, setae erectand long, longitudinal ribs prominent, margins glabrous oryellow-brown ciliate, apex broadly triangular; auricles and oralsetae absent; ligule truncate or convex, 1–2 mm, glabrous;blade readily deciduous, reflexed, triangular or linear-lanceolate,glabrous. Leaves 3–5 per ultimate branch; sheath 5–6.6cm, margins glabrous; auricles absent or obscure; oral setaefew, divergent, yellow-brown, 1.5–3 mm; blade lanceolate, 12–16 × 2–3 cm, thin, usually rugose when dry, glabrous, secondaryveins 4- or 5-paired, transverse veins slightly distinct, basecuneate or broadly cuneate, one margin spinescent-serrulate,other margin obscurely so. Inflorescence unknown. New shootsSep.● 2900–3300 m. W Yunnan.The culms are used for weaving.20. Fargesia mairei (Hackel ex Handel-Mazzetti) T. P. Yi, J.Bamboo Res. 7(2): 50. 1988.大 姚 箭 竹 da yao jian zhuArundinaria mairei Hackel ex Handel-Mazzetti, Symb.Sin. 7: 1273. 1936; Indocalamus mairei (Hackel ex Handel-Mazzetti) McClure; Sinarundinaria mairei (Hackel ex Handel-Mazzetti) Keng ex P. C. Keng; Yushania mairei (Hackel exHandel-Mazzetti) J. J. N. Campbell.Rhizome neck 2–10 cm, 1–1.8 cm in diam. Culms 2–4 m,1–3 cm in diam.; internodes terete, 15–20 cm, initially denselywhite powdery, distally white or light yellow setulose; wall1.5–2.5 mm thick; supra-nodal ridge level, initially whitepowdery; sheath scar prominent, with remains of sheath base.Branches 6–10 per node. Culm sheaths persistent, triangularlynarrowly rounded, longer than internodes, leathery, sparselybrown setulose, longitudinal ribs prominent, margins denselybrown ciliate apically; auricles and oral setae absent or obscure;ligule truncate or slightly arcuate, 1–2.7 mm; blade reflexed,linear-lanceolate, glabrous. Leaves 2 or 3 per ultimate branch;sheath 1.8–3.5 cm, glabrous; auricles and oral setae absent orobscure; ligule purple, truncate, 1–1.5 mm; blade narrowlylanceolate, 3.5–10.5 × 0.5–0.9(–1.2) cm, glabrous, secondaryveins 2- or 3-paired, transverse veins distinct, base broadlycuneate or nearly rounded, one margin spinescent-serrulate,other margin obscure. Inflorescence paniculate, exserted fromspathe. Spikelets ca. 8, rachilla 3–4 mm. Glumes 1 or 2, purple,scabrous, apex long mucronate; lemma setose on margins, apexacuminate; palea setose. Anthers yellow. Ovary oblong; styles2. Caryopsis unknown. New shoots Jul.